CN208907453U - A kind of anchor ring double-contracting route worm screw for new-energy automobile field - Google Patents

Abstract

The utility model discloses a kind of anchor ring double-contracting route worm screws for new-energy automobile field, including power input shaft, one end of the power input shaft is equipped with head end and seals axis, the head end sealing the tip of the axis is equipped with enveloping worm axis, the enveloping worm the tip of the axis is equipped with worm screw main shaft, the main the tip of the axis of worm screw is equipped with worm screw tack axis, the worm screw tack the tip of the axis is equipped with worm screw mandrel, the surface vertical direction of the enveloping worm axis is engaged with main worm gear, the circumferential surface of the main worm gear is socketed with worm-drive tooth, the side bolt of the main worm gear has worm gear seal lid, the main worm gear side is equipped with centering axillare on the inside of worm gear seal lid concentric position.In the utility model, using new structure, using the non-gravity design of worm screw, condition is provided for the multi-direction power output of equipment, using special enveloping worm size when leading to, realizes the stabilization of engaged transmission and the peace and quiet of transmission, the long-life is realized in multiple groups engagement simultaneously, reduces cost.

Description

A kind of anchor ring double-contracting route worm screw for new-energy automobile field

Technical field

The utility model relates to vehicle transmission accessories field more particularly to a kind of anchor ring for new-energy automobile field are double Packet route worm screw.

Background technique

With the continuous improvement of modern Living consumption, car ownership is being continuously increased, while new-energy automobile is made It for a kind of environment amenable kinds of automobile, is more and more accepted by people, new-energy automobile is most of due to use The stability in service life and transmission are more pursued on drive mechanism for electrical equipment, what most of existing retarder used Multistage worm type of reduction gearing or cycloidal reducer.

The transmission of existing worm type of reduction gearing equipment can only engage one group of tooth, will lead to when in use monodentate by Power intensity is excessive, and the service life of monodentate is caused to be seriously impaired, while when monodentate engaged transmission, what is be entirely driven is steady Property is poor.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is used for new energy The anchor ring double-contracting route worm screw of automotive field.

To achieve the goals above, the utility model adopts the technical scheme that a kind of for new-energy automobile field Anchor ring double-contracting route worm screw, including power input shaft, one end of the power input shaft is equipped with head end and seals axis, the head end It seals the tip of the axis and is equipped with enveloping worm axis, the enveloping worm the tip of the axis is equipped with worm screw main shaft, the end of the worm screw main shaft End is equipped with worm screw tack axis, and the worm screw tack the tip of the axis is equipped with worm screw mandrel, the surface Vertical Square of the enveloping worm axis To main worm gear is engaged with, the circumferential surface of the main worm gear is socketed with worm-drive tooth, and the side bolt of the main worm gear has snail Sealing cover is taken turns, the main worm gear side is equipped with centering axillare, the ring of the centering axillare on the inside of worm gear seal lid concentric position Face is chimeric tightening pin, is socketed with rubber seal close to worm gear seal lid side between the worm gear seal lid and centering axillare Ring, the worm gear seal lid and centering axillare are equipped with main oil seal ring, the central part of the main worm gear close to the side of centering axillare Position is chimeric connection flat key.

It is as above-mentioned technical proposal to further describe:

The modulus of the enveloping worm axis is 0. 8, and using double end double-contracting winding thread screw thread, pressure angle is 20 degree, indexing Circular diameter be 6 points 2 millimeters, and the modification coefficient of enveloping worm axis be 6 points 5 microns, and enveloping worm axis plus Work precision is level Four.Worm screw arc radius encloses 16.28mm.

It is as above-mentioned technical proposal to further describe:

The number of teeth engaged between the enveloping worm axis and main worm gear is five, and is matched between enveloping worm axis and main worm gear The lead of conjunction is 5 points 203 millimeters.

It is as above-mentioned technical proposal to further describe:

The surface of the worm-drive tooth of the main worm gear circumferential surface setting is arc, and protrusion direction is rotor shaft direction.

It is as above-mentioned technical proposal to further describe:

The quantity of the tightening pin is eight groups, and circumference array is evenly arranged on the surface of centering axillare.

It is as above-mentioned technical proposal to further describe:

It is clearance fit between the centering axillare and worm gear seal lid, and main oil seal ring and rubber seal ring are completely embedding It closes after centering axillare and worm gear seal lid, entire centering axillare is completely fixed in the centre of worm gear seal lid.

It is as above-mentioned technical proposal to further describe:

The tack of the worm screw tack axis is with a thickness of 0. 5 millimeters, and the side grain of worm screw tack axis and middle axial plane are mutual Symmetrically.

In the utility model, mentioned using new structure using the non-gravity design of worm screw for the multi-direction power output of equipment For condition, using special enveloping worm size when leading to, the stabilization of engaged transmission and the peace and quiet of transmission are realized, while multiple groups are nibbled It closes, realizes the extension of drive mechanism, reduce the cost that changes the outfit, utility model is economical and practical, is worthy to be popularized.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of anchor ring double-contracting route worm screw for new-energy automobile field main installation Structure chart；

Fig. 2 be the utility model proposes the installation of anchor ring double-contracting route worm screw for new-energy automobile field a kind of bow View；

Fig. 3 be the utility model proposes a kind of anchor ring double-contracting route worm screw for new-energy automobile field face Figure；

Fig. 4 be the utility model proposes a kind of anchor ring double-contracting route worm screw for new-energy automobile field solid Figure.

Marginal data:

1, power input shaft；2, head end seals axis；3, enveloping worm axis；4, worm screw main shaft；5, worm screw tack axis；6, worm screw Mandrel；7, main worm gear；8, worm gear seal lid；9, centering axillare；10, flat key is connected；11, worm-drive tooth；12, main oil seal ring； 13, tightening pin；14, rubber seal ring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

Referring to Fig.1-4, a kind of anchor ring double-contracting route worm screw for new-energy automobile field, including power input shaft 1 move One end of power input shaft 1 is equipped with head end and seals axis 2, and the end that head end seals axis 2 is equipped with enveloping worm axis 3, enveloping worm axis 3 End is equipped with worm screw main shaft 4, and the end of worm screw main shaft 4 is equipped with worm screw tack axis 5, and the end of worm screw tack axis 5 is equipped with worm screw core Axis 6, the surface vertical direction of enveloping worm axis 3 are engaged with main worm gear 7, and the circumferential surface of main worm gear 7 is socketed with worm-drive tooth 11, the side bolt of main worm gear 7 has worm gear seal lid 8, and it is fixed that main 7 side of worm gear is equipped on the inside of 8 concentric position of worm gear seal lid Core axis board 9, the anchor ring of centering axillare 9 is chimeric tightening pin 13, and close worm gear is close between worm gear seal lid 8 and centering axillare 9 It covers 8 sides and is socketed with rubber seal ring 14, worm gear seal lid 8 and centering axillare 9 close to the side of centering axillare 9 equipped with main oil Seal ring 12, the centre of main worm gear 7 is chimeric connection flat key 10.

The modulus of enveloping worm axis 3 is 0. 8, and using double end double-contracting winding thread screw thread, pressure angle is 20 degree, reference circle Diameter be 6 points 2 millimeters, and the modification coefficient of enveloping worm axis 3 be 6 points 5 microns, and enveloping worm axis 3 plus Work precision is level Four.Worm screw arc radius encloses 16.28mm, guarantees to the at a fully engaged of entire worm-drive, while providing more Suitable lead and driving angle, extend equipment life, and the number of teeth engaged between enveloping worm axis 3 and main worm gear 7 is five, and The conducting wire cooperated between enveloping worm axis 3 and main worm gear 7 is 5 points 203 millimeters, guarantees the stabilization of engaged transmission, subtracts simultaneously Few excessive wear to single tooth increases the service life of equipment, the table of the worm-drive tooth 11 of main 7 circumferential surface of worm gear setting Face is arc, and protrusion direction is rotor shaft direction, guarantees the stability of engagement, while increasing the stability of entire drive mechanism, tightly The quantity of rationed marketing nail 13 is eight groups, and circumference array is evenly arranged on the surface of centering axillare 9, guarantees that centering axillare 9 can complete bolt Connect in worm wheel surface, equipment be fully sealed to realize, guarantee Worm Wheel System itself be it is relatively independent, reduce outer Boundary's environmental disturbances, feeling relieved between axillare 9 and worm gear seal lid 8 is clearance fit, and main oil seal ring 12 and rubber seal ring 14 exist It is completely fitted after centering axillare 9 and worm gear seal lid 8, entire centering axillare 9 is completely fixed in worm gear seal lid 8 Center portion position guarantees that the lubricating utensil after installing inside whole equipment will not flow out outside equipment, while reducing equipment in the running The vibration of time guarantees the steady of operating, and the tack of worm screw tack axis 5 is with a thickness of 0. 5 millimeters, and the truncation of worm screw tack axis 5 Face and middle axial plane are symmetrical, double tangent planes, it is ensured that are completely limited when connection, reduce what transmission generated Play.

Working principle: when being used for the anchor ring double-contracting route worm screw in new-energy automobile field using this, first by ring The intermeshing of face double-contracting route worm and worm wheel, be placed on unit equipment needs to assemble among component to be used later, makes With when by power input shaft 1 access power intake, entire anchor ring double-contracting route worm screw by head end sealing axis 2 carry out it is close Octant position is outputted power on worm-drive tooth 11 by enveloping worm axis 3 later, is arranged later by main 7 inner cavity of worm gear Connection flat key 10 output power outside equipment, while anchor ring double-contracting route worm screw end is limited by worm screw tack axis 5, A part of power is spread out of into equipment by worm screw mandrel 6 simultaneously.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of anchor ring double-contracting route worm screw for new-energy automobile field, including power input shaft (1), which is characterized in that One end of the power input shaft (1) is equipped with head end sealing axis (2), and the end of head end sealing axis (2) is equipped with enveloping worm The end of axis (3), the enveloping worm axis (3) is equipped with worm screw main shaft (4), and the end of the worm screw main shaft (4) is flat equipped with worm screw The end of head axis (5), the worm screw tack axis (5) is equipped with worm screw mandrel (6), the surface Vertical Square of the enveloping worm axis (3) To being engaged with main worm gear (7), the circumferential surface of the main worm gear (7) is socketed with worm-drive tooth (11), the main worm gear (7) Side bolt has worm gear seal lid (8), and main worm gear (7) side is equipped with centering on the inside of worm gear seal lid (8) concentric position Axillare (9), the anchor ring of centering axillare (9) is chimeric to be had tightening pin (13), the worm gear seal lid (8) and centering axillare (9) it is socketed with rubber seal ring (14) between close to worm gear seal lid (8) side, the worm gear seal lid (8) and centering axillare (9) main oil seal ring (12) are equipped with close to the side of centering axillare (9), the centre of the main worm gear (7) is chimeric to have connection flat Key (10).

2. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that The modulus of the enveloping worm axis (3) is 0. 8, and using double end double-contracting winding thread screw thread, pressure angle is 20 degree, and reference circle is straight Diameter is 6 points 2 millimeters, and the modification coefficient of enveloping worm axis (3) is 6 points 5 microns, and enveloping worm axis (3) Machining accuracy is level Four, and worm screw arc radius encloses 16.28mm.

3. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that The number of teeth engaged between the enveloping worm axis (3) and main worm gear (7) is five, and enveloping worm axis (3) and main worm gear (7) it Between the lead that cooperates be 5 points 203 millimeters.

4. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that The surface of the worm-drive tooth (11) of main worm gear (7) the circumferential surface setting is arc, and protrusion direction is rotor shaft direction.

5. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that The quantity of the tightening pin (13) is eight groups, and circumference array is evenly arranged on the surface of centering axillare (9).

6. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that It is clearance fit between the centering axillare (9) and worm gear seal lid (8), and main oil seal ring (12) and rubber seal ring (14) exist It is completely fitted after centering axillare (9) and worm gear seal lid (8), the axillare (9) that will entirely feel relieved is completely fixed in worm gear seal Cover the centre of (8).

7. a kind of anchor ring double-contracting route worm screw for new-energy automobile field according to claim 1, which is characterized in that The tack of the worm screw tack axis (5) is with a thickness of 0. 5 millimeters, and the side grain of worm screw tack axis (5) and middle axial plane are mutually right Claim.